Problem-solving in High Performance Computing

Chapter 9

Make your environment safer, more robust

Abstract

Here, we will learn how to implement safe and robust policies that will allow us to manage our environment on a professional, wide scale. We will be able to roll back any undesired changes, as well as to fully understand implications and ripple effects of changes in our data centers.

Keywords

itil

automation

revision

version

control

subversion

git

configuration

management

chef

puppet

cfengine

In the ITIL world, unexpected issues that crop up in the environment normally fall into two categories: problems and incidents. The former can be regarded as scenarios that require a deeper investigation and analysis, usually culminating in a large change, whereas the latter are often unexpected ...